Guam Weather in 1999

Historical record of Guam weather for the year 1999 based on NOAA data.

Jump to Month:

Year:

1999 Guam Weather Extremes
Highest temperature	91 °F	August 27
Lowest temperature	71 °F	January 30
Highest daily low	81 °F	December 1
Lowest daily high	80 °F	February 12
Most daily precipitation	3.6 inches	February 14
Most daily snow	none	-
Total annual precipitation	86.9 inches	-
Total annual snow	none	-

What was the hottest temperature in Guam in 1999?

The highest temperature recorded in Guam in 1999 was 91 °F which happened on August 27.

Highest Temperatures: All-Time By Year

Highest Temperatures in Guam in 1999

Rank	Temperature	Date
1	91 °F	Aug 27
2	90 °F	Nov 17
2	90 °F	Oct 17
2	90 °F	Oct 10
2	90 °F	Aug 26
2	90 °F	Aug 13
7	89 °F	Nov 18
7	89 °F	Oct 30
7	89 °F	Oct 12
7	89 °F	Oct 11
7	89 °F	Oct 9
7	89 °F	Oct 8
7	89 °F	Oct 5
7	89 °F	Oct 1
7	89 °F	Sep 27
7	89 °F	Sep 24
7	89 °F	Sep 16
7	89 °F	Aug 25
7	89 °F	Aug 24
7	89 °F	Aug 22
7	89 °F	Aug 18
7	89 °F	Aug 14
7	89 °F	Jun 7
7	89 °F	May 24
7	89 °F	May 21
7	89 °F	May 18
7	89 °F	May 16
7	89 °F	May 12
7	89 °F	May 11
7	89 °F	May 8
7	89 °F	Apr 28
7	89 °F	Apr 8
7	89 °F	Apr 4
7	89 °F	Apr 3
7	89 °F	Apr 2
7	89 °F	Apr 1
7	89 °F	Mar 29
7	89 °F	Mar 25
7	89 °F	Mar 24
7	89 °F	Mar 23
7	89 °F	Mar 22

What was the coldest temperature in Guam in 1999?

The lowest temperature recorded in Guam in 1999 was 71 °F which happened on Jan 30.

Lowest Temperatures: All-Time By Year

Lowest Temperatures in Guam in 1999

Rank	Temperature	Date
1	71 °F	January 30
2	72 °F	October 16
2	72 °F	July 29
2	72 °F	February 20
5	73 °F	September 24
5	73 °F	September 22
5	73 °F	September 15
5	73 °F	September 14
5	73 °F	July 21
5	73 °F	July 3
5	73 °F	June 14
5	73 °F	January 2

January 1999 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
January 1	87	76	0.00
January 2	87	73	0.00
January 3	83	74	0.33
January 4	86	76	0.00
January 5	86	80	0.00
January 6	87	79	0.00
January 7	87	79	0.01
January 8	85	76	0.52
January 9	85	77	0.66
January 10	88	76	1.27
January 11	87	78	0.08
January 12	87	78	0.00
January 13	85	77	0.15
January 14	82	78	0.48
January 15	85	77	0.07
January 16	87	78	0.00
January 17	87	77	0.07
January 18	88	79	0.02
January 19	85	77	0.27
January 20	86	77	0.16
January 21	86	76	0.41
January 22	86	77	0.04
January 23	87	78	0.04
January 24	86	77	0.01
January 25	85	78	0.01
January 26	85	77	0.04
January 27	86	76	0.02
January 28	86	77	0.02
January 29	86	76	0.00
January 30	86	71	0.02
January 31	87	75	0.00

February 1999 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
February 1	86	78	0.00
February 2	85	76	0.18
February 3	85	76	0.00
February 4	86	75	0.04
February 5	86	75	0.18
February 6	87	76	0.00
February 7	86	76	0.13
February 8	87	75	0.10
February 9	86	76	0.20
February 10	87	76	0.00
February 11	86	77	0.12
February 12	80	74	3.37
February 13	83	75	0.09
February 14	85	75	3.60
February 15	84	75	3.49
February 16	86	75	0.37
February 17	85	75	0.01
February 18	86	77	0.00
February 19	87	74	0.00
February 20	86	72	0.00
February 21	86	74	0.02
February 22	87	74	0.01
February 23	87	77	0.02
February 24	86	78	0.13
February 25	88	76	0.00
February 26	87	77	0.00
February 27	86	77	0.42
February 28	86	77	0.11

March 1999 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
March 1	87	79	0.01
March 2	87	79	0.00
March 3	87	77	0.00
March 4	88	79	0.00
March 5	85	77	0.13
March 6	86	77	0.03
March 7	87	76	0.00
March 8	84	77	0.76
March 9	86	76	0.22
March 10	87	77	0.00
March 11	86	76	0.05
March 12	87	78	0.20
March 13	87	78	0.00
March 14	86	79	0.00
March 15	86	77	0.01
March 16	87	77	0.00
March 17	88	78	0.01
March 18	88	78	0.15
March 19	87	79	0.01
March 20	87	78	0.00
March 21	87	76	0.00
March 22	89	78	0.00
March 23	89	78	0.00
March 24	89	78	0.02
March 25	89	75	0.13
March 26	87	77	0.05
March 27	88	79	0.00
March 28	87	76	0.00
March 29	89	78	0.00
March 30	88	78	0.04
March 31	88	78	0.09

April 1999 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
April 1	89	78	0.06
April 2	89	78	0.00
April 3	89	78	0.00
April 4	89	79	0.00
April 5	88	80	0.00
April 6	88	78	0.00
April 7	87	79	0.00
April 8	89	78	0.16
April 9	87	76	0.27
April 10	88	78	0.06
April 11	88	79	0.00
April 12	88	78	0.07
April 13	88	79	0.00
April 14	87	78	0.00
April 15	88	77	0.00
April 16	88	77	0.09
April 17	88	77	0.00
April 18	88	78	0.00
April 19	87	76	0.49
April 20	88	79	0.00
April 21	86	77	0.24
April 22	86	75	0.11
April 23	87	79	0.00
April 24	83	76	0.62
April 25	83	77	1.13
April 26	85	75	0.21
April 27	86	77	0.04
April 28	89	76	0.07
April 29	88	77	0.06
April 30	87	77	0.00

May 1999 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
May 1	86	78	0.05
May 2	87	74	0.00
May 3	86	76	0.00
May 4	87	76	0.06
May 5	86	74	0.02
May 6	88	76	0.06
May 7	88	79	0.01
May 8	89	79	0.00
May 9	88	78	0.10
May 10	88	77	0.15
May 11	89	80	0.00
May 12	89	80	0.00
May 13	88	81	0.04
May 14	88	79	0.05
May 15	88	74	0.04
May 16	89	77	0.09
May 17	88	78	0.36
May 18	89	77	0.01
May 19	88	78	0.45
May 20	87	77	0.20
May 21	89	80	0.01
May 22	88	77	0.03
May 23	86	78	0.22
May 24	89	78	0.00
May 25	87	77	0.36
May 26	88	78	0.22
May 27	87	79	0.08
May 28	87	77	0.42
May 29	86	76	0.12
May 30	88	78	0.05
May 31	85	77	0.33

June 1999 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
June 1	86	78	0.01
June 2	88	79	0.00
June 3	87	76	0.00
June 4	88	79	0.00
June 5	88	78	0.07
June 6	83	77	0.66
June 7	89	78	0.00
June 8	82	74	1.18
June 9	85	75	0.10
June 10	86	75	0.73
June 11	88	78	0.00
June 12	88	80	0.03
June 13	87	75	1.00
June 14	86	73	0.63
June 15	85	75	1.21
June 16	88	78	0.69
June 17	87	78	0.14
June 18	88	78	0.01
June 19	88	76	0.40
June 20	88	78	0.16
June 21	87	77	0.11
June 22	87	79	0.16
June 23	87	77	0.05
June 24	85	75	0.24
June 25	88	76	0.65
June 26	88	74	1.16
June 27	83	76	0.95
June 28	86	76	0.01
June 29	86	75	0.01
June 30	85	75	0.05

July 1999 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
July 1	85	75	0.00
July 2	87	76	0.27
July 3	84	73	0.32
July 4	87	77	0.28
July 5	87	76	1.01
July 6	88	76	0.09
July 7	84	74	0.48
July 8	86	75	0.45
July 9	87	75	0.01
July 10	86	76	0.08
July 11	85	75	0.00
July 12	86	77	0.08
July 13	86	77	0.50
July 14	87	78	0.00
July 15	87	77	0.05
July 16	87	76	0.00
July 17	87	79	0.00
July 18	86	77	0.12
July 19	85	77	0.35
July 20	86	76	0.81
July 21	86	73	0.18
July 22	85	77	0.11
July 23	84	79	0.09
July 24	85	76	0.76
July 25	87	75	1.09
July 26	88	76	0.23
July 27	86	75	0.39
July 28	84	75	0.75
July 29	86	72	3.34
July 30	86	74	0.78
July 31	86	75	0.19

August 1999 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
August 1	84	76	0.17
August 2	84	75	0.60
August 3	83	75	0.77
August 4	86	74	0.42
August 5	87	75	0.41
August 6	87	76	0.00
August 7	88	77	0.00
August 8	88	78	1.04
August 9	86	75	0.76
August 10	87	78	0.12
August 11	87	76	0.40
August 12	88	78	0.01
August 13	90	77	0.00
August 14	89	77	0.00
August 15	87	78	0.09
August 16	87	77	0.26
August 17	87	76	0.01
August 18	89	79	0.00
August 19	87	78	0.10
August 20	86	76	0.06
August 21	87	75	0.44
August 22	89	78	0.10
August 23	88	80	0.05
August 24	89	78	0.09
August 25	89	78	0.22
August 26	90	80	0.22
August 27	91	78	0.05
August 28	85	74	1.90
August 29	88	75	0.01
August 30	88	79	0.00
August 31	86	78	0.09

September 1999 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
September 1	88	75	0.37
September 2	85	75	1.36
September 3	88	76	0.21
September 4	85	75	0.00
September 5	88	77	0.68
September 6	87	77	0.15
September 7	84	74	1.38
September 8	84	76	0.56
September 9	84	75	0.82
September 10	83	74	0.94
September 11	87	77	0.02
September 12	87	75	0.07
September 13	87	76	0.30
September 14	82	73	2.61
September 15	86	73	0.38
September 16	89	75	0.00
September 17	87	74	0.00
September 18	86	75	0.12
September 19	82	76	0.24
September 20	87	77	0.03
September 21	86	74	0.00
September 22	86	73	0.27
September 23	88	75	0.33
September 24	89	73	0.00
September 25	84	75	0.79
September 26	87	78	0.00
September 27	89	75	0.02
September 28	88	78	0.20
September 29	87	78	0.04
September 30	87	76	0.05

October 1999 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
October 1	89	77	0.29
October 2	88	75	0.10
October 3	86	76	0.37
October 4	87	76	0.00
October 5	89	75	0.00
October 6	87	76	0.05
October 7	88	78	0.18
October 8	89	79	0.00
October 9	89	78	0.25
October 10	90	78	0.28
October 11	89	78	0.10
October 12	89	77	0.49
October 13	87	75	0.89
October 14	87	77	0.11
October 15	88	76	0.32
October 16	83	72	0.86
October 17	90	77	0.00
October 18	87	77	0.28
October 19	85	77	0.22
October 20	87	77	0.37
October 21	85	77	0.21
October 22	84	77	0.51
October 23	86	75	0.54
October 24	87	79	0.01
October 25	87	78	0.02
October 26	87	78	0.07
October 27	88	79	0.00
October 28	87	76	0.54
October 29	88	79	0.41
October 30	89	78	0.33
October 31	88	78	0.18

November 1999 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
November 1	88	79	0.14
November 2	88	77	0.28
November 3	87	78	0.05
November 4	87	77	0.64
November 5	86	78	0.59
November 6	87	78	0.03
November 7	87	77	0.03
November 8	82	76	0.34
November 9	83	75	0.36
November 10	86	75	0.70
November 11	86	76	1.16
November 12	87	77	0.08
November 13	88	77	0.00
November 14	86	78	0.00
November 15	87	77	0.01
November 16	85	76	0.07
November 17	90	76	0.01
November 18	89	76	0.00
November 19	88	78	0.03
November 20	87	75	0.21
November 21	87	75	0.09
November 22	86	75	0.09
November 23	88	78	0.03
November 24	88	78	0.03
November 25	87	78	0.00
November 26	87	78	0.04
November 27	88	78	0.17
November 28	87	77	0.16
November 29	88	77	0.08
November 30	88	79	0.00

December 1999 Guam Weather

Day	High (°F)	Low (°F)	Precip. (inches)
December 1	88	81	0.00
December 2	88	75	0.15
December 3	88	78	0.00
December 4	85	75	1.10
December 5	86	77	0.49
December 6	88	78	0.06
December 7	87	77	0.25
December 8	88	78	0.00
December 9	87	77	0.03
December 10	88	78	0.08
December 11	87	79	0.02
December 12	87	78	0.23
December 13	86	76	0.10
December 14	87	79	0.00
December 15	85	77	0.21
December 16	88	77	0.03
December 17	86	79	0.00
December 18	86	78	0.00
December 19	87	75	0.05
December 20	87	78	0.00
December 21	86	78	0.03
December 22	85	76	0.00
December 23	87	76	0.05
December 24	86	75	0.00
December 25	86	76	0.07
December 26	88	78	0.00
December 27	87	79	0.00
December 28	85	76	0.51
December 29	87	79	0.00
December 30	86	76	0.05
December 31	86	78	0.00

Next Year >

Weather Station Details

Years	Station	Coordinates
1945–2024	Guam International Airport	location